Describir: Survey of Boston Metropolitan district and adjacent areas :

             ___    __    __   _    _     ______    _____    _    _   
    ___     / _ \\  \ \\ / // | || | ||  /_   _//  |  ___|| | \  / || 
   /   ||  | / \ ||  \ \/ //  | || | ||    | ||    | ||__   |  \/  || 
  | [] ||  | \_/ ||   \  //   | \\_/ ||   _| ||    | ||__   | .  . || 
   \__ ||   \___//     \//     \____//   /__//     |_____|| |_|\/|_|| 
    -|_||   `---`       `       `---`    `--`      `-----`  `-`  `-`  
     `-`                                                              
   ___    
  / _ \\  
 / //\ \\ 
|  ___  ||
|_||  |_||
`-`   `-`